package C05.Example04;

public class Example04 {
    public static void main(String[] args) {
        String s="itcas";
        System.out.println("将it替换成cn.it的结果:"+ s.replace("it","cn.it"));
        String sl = "   i t c a s t   ";
        System.out.println("去除字符串两端空格后的结果:" + sl.trim());
        System.out.println("去除字符串中所有空格后的结果:" + sl.replace(" ",""));
    }
}
